Jesus and His Brothers Heb.2:10-13

"In bringing many son's to glory, it was fitting that God, for whom and through whom everything exists, should make the Author of their salvation perfect through suffering".
In verse 9 the writer states that Jesus tasted death for everyone. In this following verse he explains the term everyone by designating those who are saved as "many son's" and by refering to Jesus as the "Author of their salvation. The Son suffered the pains of death, which the sons should have experienced, and was crowned with glory and honor afterward. Because of the redemptive work of the Son, the sons are lead into the glory with which the Son is crowned. (Kistemaker, commentary)
In verse 10 it is clearly speaking about Jesus bringing many sons to glory and that He, Jesus is being made perfect.  How can Jesus the altogether perfect One, God Himself be made perfect? We need to have a proper understanding of this word, it means, achieving the highest goal. In the context of the epistle to the Hebrews, the term to make perfect signifies that Jesus removed the sins of His people from the presence of God and thus by His sacrificial death on the cross consecrated the many sons.The perfection of Jesus, therefore, points to the work of salvation He performed on behalf of His people. In 10:14 for example, the author of the epistle writes that, "by one sacrifice He has made perfect forever those who are being made holy.